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Methodology – Stratification of Sites
10
Table 3. Allocation of sites based on crop area in irrigation districts and number of sites actually surveyed in each
irrigation district.
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Irrigation District and County
Allocated
Surveyed
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Aetna Irrigation District
1
1
Cardston
1
1
Bow River Irrigation District
105
101
Taber
76
76
Vulcan
29
25
Eastern Irrigation District
121
121
Newell
121
121
Leavitt Irrigation District
2
2
Cardston
2
2
Lethbridge Northern Irrigation District
95
79
Lethbridge
85
69
Willow Creek
10
10
Magrath Irrigation District
7
7
Cardston
7
7
Mountain View Irrigation District
1
1
Cardston
1
1
Raymond Irrigation District
21
15
Cardston
2
2
Warner
19
13
St. Mary River Irrigation District
178
179
Cypress
32
23
Forty Mile
53
47
Lethbridge
56
72
Taber
35
35
Warner
2
2
Taber Irrigation District
41
41
Taber
41
41
United Irrigation District
8
11
Cardston
8
11
Western Irrigation District
20
13
Rocky View
3
3
Wheatland
17
10
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Total
600
571
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